Spline Drive 1/2" x 13" Drill Bit

Spline 1/2" x 13" with a 7" depth of cut. This Spline Drive ROTO-2 Carbide, high-performance bit allows for the best drilling, with less vibration in the quickest amount of time. Up to 50% more holes per bit. This Bit provides for Exact round holes. Exceeds ANSI Standards. The Best product on the market for All Concrete Drilling when using a spline drive rotory hammer!